438438416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2107877}}^1$

素因数の和:2107898

約数の個数: 20

約数和(自身を含む): 914819052

約数和(自身を除く): 476380636

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2107877, 4215754, 8431508, 16863016, 27402401, 33726032, 54804802, 109609604, 219219208, 438438416]

約数ペア:

[(1, 438438416), (2, 219219208), (4, 109609604), (8, 54804802), (13, 33726032), (16, 27402401), (26, 16863016), (52, 8431508), (104, 4215754), (208, 2107877)]